As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
(CAN) AFTER ABOUT 12 MINUTES ENROUTE THE PASSENGER OXYGEN MASKS WERE RELEASED, THE CREW DESCENDED THE ACFT NORMALLY TO 10,000 FT AND DIVERTED FOR A SAFE LANDING. 3 PEOPLE WERE EXAMINED BY PARAMEDICS AT THE AIRPORT BUT DID NOT REQUIRE FURTHER MEDICAL TREATMENT. CPAM REPLACED.